[ 71.169827][ T40] audit: type=1400 audit(1774508525.556:106): avc: denied { transition } for pid=6014 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 71.179040][ T40] audit: type=1400 audit(1774508525.556:107): avc: denied { noatsecure } for pid=6014 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 71.186817][ T40] audit: type=1400 audit(1774508525.566:108): avc: denied { rlimitinh } for pid=6014 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 71.193201][ T40] audit: type=1400 audit(1774508525.566:109): avc: denied { siginh } for pid=6014 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '[localhost]:64479' (ED25519) to the list of known hosts. [ 75.806209][ T40] audit: type=1400 audit(1774508530.196:110): avc: denied { execute } for pid=6029 comm="sh" name="syz-execprog" dev="sda1" ino=2020 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 75.813640][ T40] audit: type=1400 audit(1774508530.196:111): avc: denied { execute_no_trans } for pid=6029 comm="sh" path="/syz-execprog" dev="sda1" ino=2020 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 2026/03/26 07:02:10 ignoring optional flag "type"="qemu" 2026/03/26 07:02:10 parsed 1 programs [ 76.309226][ T1419] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.312176][ T1419] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.356630][ T40] audit: type=1400 audit(1774508530.746:112): avc: denied { unlink } for pid=6036 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 77.453179][ T6036] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2026/03/26 07:02:11 executed programs: 0 [ 77.517074][ T63] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 77.521809][ T63] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 77.527684][ T63] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 77.531752][ T63] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 77.539467][ T63] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 77.692511][ T6058] chnl_net:caif_netlink_parms(): no params data found [ 77.811393][ T6058] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.813991][ T6058] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.817146][ T6058] bridge_slave_0: entered allmulticast mode [ 77.820777][ T6058] bridge_slave_0: entered promiscuous mode [ 77.824055][ T6058] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.827354][ T6058] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.829772][ T6058] bridge_slave_1: entered allmulticast mode [ 77.832460][ T6058] bridge_slave_1: entered promiscuous mode [ 77.865937][ T6058] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.870631][ T6058] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.924490][ T6058] team0: Port device team_slave_0 added [ 77.929404][ T6058] team0: Port device team_slave_1 added [ 77.985971][ T6058] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.988892][ T6058] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 78.000611][ T6058] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.007447][ T6058] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.010455][ T6058] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 78.024547][ T6058] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.092004][ T6058] hsr_slave_0: entered promiscuous mode [ 78.098290][ T6058] hsr_slave_1: entered promiscuous mode [ 78.683226][ T6058] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.692113][ T6058] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.697228][ T6058] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.721099][ T6058] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.779260][ T6058] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.791368][ T6058] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.798864][ T102] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.802264][ T102] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.812304][ T102] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.815509][ T102] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.969338][ T6058] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.997039][ T6058] veth0_vlan: entered promiscuous mode [ 79.002030][ T6058] veth1_vlan: entered promiscuous mode [ 79.016321][ T6058] veth0_macvtap: entered promiscuous mode [ 79.020999][ T6058] veth1_macvtap: entered promiscuous mode [ 79.030482][ T6058] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.036666][ T6058] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.043442][ T102] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.047170][ T102] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.050709][ T102] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.053727][ T102] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.252663][ T6117] loop0: detected capacity change from 0 to 32768 [ 79.266506][ T6117] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 79.269177][ T6117] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 79.282390][ T6117] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 79.287244][ T830] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 79.289716][ T830] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 79.333395][ T830] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 43ms [ 79.345924][ T830] gfs2: fsid=syz:syz.0: jid=0: Done [ 79.348651][ T6117] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 79.360406][ T40] audit: type=1400 audit(1774508533.746:113): avc: denied { mount } for pid=6116 comm="syz-executor.0" name="/" dev="loop0" ino=2341 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 79.363333][ T6117] ------------[ cut here ]------------ [ 79.371973][ T6117] error [ 79.371986][ T6117] WARNING: fs/gfs2/rgrp.c:2628 at gfs2_check_blk_type+0x2da/0x370, CPU#1: syz-executor.0/6117 [ 79.376996][ T6117] Modules linked in: [ 79.378524][ T6117] CPU: 1 UID: 0 PID: 6117 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 79.382166][ T6117] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 79.386128][ T6117] RIP: 0010:gfs2_check_blk_type+0x2da/0x370 [ 79.388402][ T6117] Code: 89 e7 e8 19 a5 f9 ff eb a8 89 44 24 08 89 4c 24 18 e8 aa 86 0a fe 48 63 44 24 08 8b 4c 24 18 e9 ab fe ff ff e8 f7 f7 9d fd 90 <0f> 0b 90 41 bf f9 ff ff ff e9 6c ff ff ff 41 bf ea ff ff ff e9 6e [ 79.394772][ T6117] RSP: 0018:ffffc900033c7910 EFLAGS: 00010293 [ 79.396764][ T6117] RAX: 0000000000000000 RBX: 1ffff92000678f26 RCX: ffffffff846afc54 [ 79.399326][ T6117] RDX: ffff8880230524c0 RSI: ffffffff846afde9 RDI: ffff8880230524c0 [ 79.401973][ T6117] RBP: ffffc900033c7a20 R08: 0000000000000005 R09: 0000000000000000 [ 79.404704][ T6117] R10: 00000000fffffff9 R11: 1ffffffff1cfe5c1 R12: ffffc900033c7970 [ 79.407421][ T6117] R13: 0000000000000012 R14: ffff88803af84b28 R15: 00000000fffffff9 [ 79.410137][ T6117] FS: 00007f79496446c0(0000) GS:ffff8880d643f000(0000) knlGS:0000000000000000 [ 79.413042][ T6117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.415465][ T6117] CR2: 00007f79488e1c4e CR3: 000000002b7d6000 CR4: 0000000000352ef0 [ 79.418012][ T6117] Call Trace: [ 79.419124][ T6117] [ 79.420129][ T6117] ? __pfx_gfs2_check_blk_type+0x10/0x10 [ 79.421952][ T6117] ? __pfx_gfs2_glock_wait+0x10/0x10 [ 79.423700][ T6117] ? gfs2_inode_lookup+0x765/0x920 [ 79.425427][ T6117] ? gfs2_glock_nq+0x5c2/0x14f0 [ 79.427022][ T6117] gfs2_inode_lookup+0x765/0x920 [ 79.428585][ T6117] ? __pfx_gfs2_inode_lookup+0x10/0x10 [ 79.430342][ T6117] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 79.432363][ T6117] ? lockdep_hardirqs_on+0x78/0x100 [ 79.434163][ T6117] ? gfs2_lookup_by_inum+0x48/0x100 [ 79.435928][ T6117] ? do_handle_open+0x57d/0xce0 [ 79.437782][ T6117] ? kasan_save_stack+0x3f/0x50 [ 79.439464][ T6117] ? kasan_save_track+0x14/0x30 [ 79.441099][ T6117] gfs2_lookup_by_inum+0x48/0x100 [ 79.442784][ T6117] gfs2_fh_to_dentry+0x18e/0x200 [ 79.444490][ T6117] exportfs_decode_fh_raw+0x167/0x760 [ 79.446292][ T6117] ? __pfx_vfs_dentry_acceptable+0x10/0x10 [ 79.448326][ T6117] ? __pfx_gfs2_fh_to_dentry+0x10/0x10 [ 79.450105][ T6117] ? __pfx_exportfs_decode_fh_raw+0x10/0x10 [ 79.451994][ T6117] do_handle_open+0x744/0xce0 [ 79.453530][ T6117] ? __pfx_do_handle_open+0x10/0x10 [ 79.455259][ T6117] ? __x64_sys_futex+0x34f/0x4d0 [ 79.457088][ T6117] ? xfd_validate_state+0x129/0x190 [ 79.458771][ T6117] ? do_syscall_64+0x106/0xf80 [ 79.460397][ T6117] do_syscall_64+0x106/0xf80 [ 79.461943][ T6117] ? clear_bhb_loop+0x40/0x90 [ 79.463484][ T6117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.465663][ T6117] RIP: 0033:0x7f794886e3b9 [ 79.467205][ T6117] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 79.473361][ T6117] RSP: 002b:00007f7949644078 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 [ 79.476164][ T6117] RAX: ffffffffffffffda RBX: 00007f79489abf80 RCX: 00007f794886e3b9 [ 79.478711][ T6117] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 79.481274][ T6117] RBP: 00007f79488cf498 R08: 0000000000000000 R09: 0000000000000000 [ 79.483920][ T6117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.487061][ T6117] R13: 000000000000000b R14: 00007f79489abf80 R15: 00007ffdc0771098 [ 79.489647][ T6117] [ 79.490682][ T6117] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 79.493134][ T6117] CPU: 1 UID: 0 PID: 6117 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 79.496215][ T6117] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 79.499429][ T6117] Call Trace: [ 79.500545][ T6117] [ 79.501531][ T6117] dump_stack_lvl+0x100/0x190 [ 79.503033][ T6117] vpanic+0x552/0x970 [ 79.504414][ T6117] ? __pfx_vpanic+0x10/0x10 [ 79.505981][ T6117] panic+0xd1/0xe0 [ 79.507352][ T6117] ? __pfx_panic+0x10/0x10 [ 79.508914][ T6117] ? check_panic_on_warn+0x1f/0x90 [ 79.510769][ T6117] check_panic_on_warn.cold+0x19/0x34 [ 79.513138][ T6117] ? gfs2_check_blk_type+0x2da/0x370 [ 79.515560][ T6117] __warn.cold+0x191/0x348 [ 79.517438][ T6117] __report_bug+0x296/0x3d0 [ 79.519422][ T6117] ? gfs2_check_blk_type+0x2da/0x370 [ 79.521729][ T6117] ? __pfx___report_bug+0x10/0x10 [ 79.523901][ T6117] ? __pfx_wake_up_bit+0x10/0x10 [ 79.526055][ T6117] ? gfs2_check_blk_type+0x2da/0x370 [ 79.528313][ T6117] report_bug+0xb2/0x220 [ 79.530325][ T6117] ? gfs2_check_blk_type+0x2da/0x370 [ 79.532895][ T6117] handle_bug+0x16a/0x2a0 [ 79.535091][ T6117] exc_invalid_op+0x17/0x50 [ 79.537117][ T6117] asm_exc_invalid_op+0x1a/0x20 [ 79.539211][ T6117] RIP: 0010:gfs2_check_blk_type+0x2da/0x370 [ 79.541806][ T6117] Code: 89 e7 e8 19 a5 f9 ff eb a8 89 44 24 08 89 4c 24 18 e8 aa 86 0a fe 48 63 44 24 08 8b 4c 24 18 e9 ab fe ff ff e8 f7 f7 9d fd 90 <0f> 0b 90 41 bf f9 ff ff ff e9 6c ff ff ff 41 bf ea ff ff ff e9 6e [ 79.550032][ T6117] RSP: 0018:ffffc900033c7910 EFLAGS: 00010293 [ 79.552614][ T6117] RAX: 0000000000000000 RBX: 1ffff92000678f26 RCX: ffffffff846afc54 [ 79.555983][ T6117] RDX: ffff8880230524c0 RSI: ffffffff846afde9 RDI: ffff8880230524c0 [ 79.559385][ T6117] RBP: ffffc900033c7a20 R08: 0000000000000005 R09: 0000000000000000 [ 79.562754][ T6117] R10: 00000000fffffff9 R11: 1ffffffff1cfe5c1 R12: ffffc900033c7970 [ 79.566127][ T6117] R13: 0000000000000012 R14: ffff88803af84b28 R15: 00000000fffffff9 [ 79.569544][ T6117] ? gfs2_check_blk_type+0x144/0x370 [ 79.571868][ T6117] ? gfs2_check_blk_type+0x2d9/0x370 [ 79.574245][ T6117] ? __pfx_gfs2_check_blk_type+0x10/0x10 [ 79.576731][ T6117] ? __pfx_gfs2_glock_wait+0x10/0x10 [ 79.579018][ T6117] ? gfs2_inode_lookup+0x765/0x920 [ 79.581270][ T6117] ? gfs2_glock_nq+0x5c2/0x14f0 [ 79.583417][ T6117] gfs2_inode_lookup+0x765/0x920 [ 79.585654][ T6117] ? __pfx_gfs2_inode_lookup+0x10/0x10 [ 79.587974][ T6117] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 79.590398][ T6117] ? lockdep_hardirqs_on+0x78/0x100 [ 79.592220][ T6117] ? gfs2_lookup_by_inum+0x48/0x100 [ 79.593989][ T6117] ? do_handle_open+0x57d/0xce0 [ 79.595723][ T6117] ? kasan_save_stack+0x3f/0x50 [ 79.597356][ T6117] ? kasan_save_track+0x14/0x30 [ 79.599029][ T6117] gfs2_lookup_by_inum+0x48/0x100 [ 79.600746][ T6117] gfs2_fh_to_dentry+0x18e/0x200 [ 79.602481][ T6117] exportfs_decode_fh_raw+0x167/0x760 [ 79.604298][ T6117] ? __pfx_vfs_dentry_acceptable+0x10/0x10 [ 79.606439][ T6117] ? __pfx_gfs2_fh_to_dentry+0x10/0x10 [ 79.608399][ T6117] ? __pfx_exportfs_decode_fh_raw+0x10/0x10 [ 79.610825][ T6117] do_handle_open+0x744/0xce0 [ 79.613124][ T6117] ? __pfx_do_handle_open+0x10/0x10 [ 79.615448][ T6117] ? __x64_sys_futex+0x34f/0x4d0 [ 79.617615][ T6117] ? xfd_validate_state+0x129/0x190 [ 79.619776][ T6117] ? do_syscall_64+0x106/0xf80 [ 79.621425][ T6117] do_syscall_64+0x106/0xf80 [ 79.623037][ T6117] ? clear_bhb_loop+0x40/0x90 [ 79.624742][ T6117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.626638][ T6117] RIP: 0033:0x7f794886e3b9 [ 79.628075][ T6117] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 79.633581][ T6117] RSP: 002b:00007f7949644078 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 [ 79.636318][ T6117] RAX: ffffffffffffffda RBX: 00007f79489abf80 RCX: 00007f794886e3b9 [ 79.638908][ T6117] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 79.641629][ T6117] RBP: 00007f79488cf498 R08: 0000000000000000 R09: 0000000000000000 [ 79.644384][ T6117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.647027][ T6117] R13: 000000000000000b R14: 00007f79489abf80 R15: 00007ffdc0771098 [ 79.649601][ T6117] [ 79.651372][ T6117] Kernel Offset: disabled [ 79.652797][ T6117] Rebooting in 86400 seconds..